diff --git a/AUTHORS b/AUTHORS
index 7196404ef3..39a4576020 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -604,6 +604,7 @@ Wang Long <long.wanglong@huawei.com>
 Wang Ping <present.wp@icloud.com>
 Wang Xing <hzwangxing@corp.netease.com>
 Wang Yuexiao <wang.yuexiao@zte.com.cn>
+Wataru Ishida <ishida.wataru@lab.ntt.co.jp>
 Wayne Song <wsong@docker.com>
 Wen Cheng Ma <wenchma@cn.ibm.com>
 Wenzhi Liang <wenzhi.liang@gmail.com>